| Utrecht, Netherlands | Sérgio Giraldo | 
   sergio@giraldo.com.br | 
IT Lead                                                              ING 
                                                          Jan
2020 - Present
Data Foundation team                                 Amsterdam,
Netherlands
●     
Leading
area with 90+ engineers, responsible to provide finance and risk data for
business areas;
●      Implementation of Datawarehouse hosting Finance and Risk data from all countries where ING operates. First project
in the bank using a 100% public cloud solution on Microsoft Azure. The DW uses
Azure CosmosDB Cluster for storage, Apache Airflow for orchestration and PowerBI
for visualization. Ingestion of data uses a hybrid solution, some use cases
with Python+Kafka, others use IBM DataStage. Everything in the project relies
on continuous integration and continuous delivery, leveraged by Terraform
scripts;
●      Implementation of data integration platform for
the Finance and Risk domain. First
platform in the bank 100% open
source based (Python + Docker + Swarm + KeyDB + Kafka
+ Elastic + Kibana). Platform does not have scheduling; it is an event
driven OLRT solution;
●      Technical leadership of major initiatives, including
architectural and design decisions, choice of platform/vendor/tools and even PR
reviews for some deployments;
●      Managerial
activities including budget control, compliance, audits, tactical & strategic roadmaps, people management (internal and offshore strategies)
and career guidance.
IT Lead                                                              
PagBank                                                              2017 - 2019
Data Science team                                             São Paulo, Brazil
●      Leading area with 10 data scientists, responsible to
provide data models and data insights for all business areas of the company, in
a fast-paced hyper-growth environment. First team in the company using data
science and machine learning using data for decision making;
●      Coach
the team regarding data science, deep learning and machine learning issues
(algorithms, programming (R, Python, SQL), business modelling);
●      Responsible to determine first clients eligible to
open an account in the PagBank, analyzing their cash flow and sales trends;  reduced the time to solve disputes
in backoffice area by 60% using semantic
analysis; at logistics, reduced by 150K BRL/month the cost of sending
paper roll to our vendors, by means of logistic regression with L1
regularization; improved the accuracy from our chatbot to 87% implementing
word2vec algorithms.
 
Tech Leader                                                        Globant 
                                                            2015 - 2016
●      Helped Brazilian companies, leaders
in their segments (Totvs, Embraer, Qualicorp), to deliver software projects
using agile, data driven insights and best development practices, acting as a consultant. 
Development Manager                                     HSBC                                                                  2014 - 2015
                                                                         São Paulo,
Brazil
●     
Redesign
of Global Markets Backoffice area for a straight-trough process system without
intervention.
Software Architect and Tech Leader                 Itaú                                                                     2014 - 2015
                                                                         São Paulo,
Brazil
●     
Redesign
of Market Risk platform to support Basel II requirements.
●     
Languages        
○     
Portuguese - fluent
○      English – fluent 
○      Spanish – business proficiency 
○      Dutch – limited proficiency 
○     
Programming:
C#, Java, Rust, Python, R, PHP, Javascript, SQL
○     
Databases:
SQLServer, PostgresQL, MySQL, NoSQL (MongoDB, KeyDB)
○     
Cloud:
Azure, AWS, Terraform
●     
Methodologies
○     
Agile
○     
Lean
○     
Kanban
○     
Design
Thinking
○     
C4        
●     
M.Sc.
Software Architecture, University of São Paulo
(USP).                                                              2018
●     
Specialization, Risk Management, BM&FBOVESPA Institute                                                              2013
●      B.Sc. Physics, University
of São Paulo
(USP).                                                                                     2005
●      PMI –
Agile Certified Practitioner
●     
Professional
Scrum Master
●     
Azure Fundamentals
& Data